In our school there ______ a number of books on science and the number of them ______ growing larger and larger.
#43622
A
is; are
B
are; is
C
are; are
D
is; is
推荐题目
There ____ a terrible accident then, ____ three passengers were killed and twenty were injured as well.
#85725
A
was occurred; which
B
was occurred; in which
C
occurred; which
D
occurred; in which
The water___cool when I jumped into the pool for morning exercise。
#85790
A
was felt
B
felt
C
is felt
D
feels
Every possible means _____ to prevent the air pollution, but the sky is still not clear.
#85634
A
is used
B
are used
C
has been used
D
have been used